<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006-2012 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
// $Id: ThinkTemplate.class.php 2791 2012-02-29 10:08:57Z liu21st $

/**
 +------------------------------------------------------------------------------
 * ThinkPHP内置模板引擎类
 * 支持XML标签和普通标签的模板解析
 * 编译型模板引擎 支持动态缓存
 +------------------------------------------------------------------------------
 * @category   Think
 * @package  Think
 * @subpackage  Template
 * @author liu21st <liu21st@gmail.com>
 * @version  $Id: ThinkTemplate.class.php 2791 2012-02-29 10:08:57Z liu21st $
 +------------------------------------------------------------------------------
 */
class  ThinkTemplate {

	// 模板页面中引入的标签库列表
	protected $tagLib          =  array();
	// 当前模板文件
	protected $templateFile  =  '';
	// 模板变量
	public $tVar                 = array();
	public $config  =  array();
	private   $literal = array();

	/**
	 +----------------------------------------------------------
	 * 取得模板实例对象
	 * 静态方法
	 +----------------------------------------------------------
	 * @access public
	 +----------------------------------------------------------
	 * @return ThinkTemplate
	 +----------------------------------------------------------
	 */
	static public function  getInstance() {
		return get_instance_of(__CLASS__);
	}

	/**
	 +----------------------------------------------------------
	 * 架构函数
	 +----------------------------------------------------------
	 * @access public
	 +----------------------------------------------------------
	 * @param array $config 模板引擎配置数组
	 +----------------------------------------------------------
	 */
	public function __construct(){
		$this->config['cache_path']        =  C('CACHE_PATH');
		$this->config['template_suffix']   =  C('TMPL_TEMPLATE_SUFFIX');
		$this->config['cache_suffix']       =  C('TMPL_CACHFILE_SUFFIX');
		$this->config['tmpl_cache']        =  C('TMPL_CACHE_ON');
		$this->config['cache_time']        =  C('TMPL_CACHE_TIME');
		$this->config['taglib_begin']        =  $this->stripPreg(C('TAGLIB_BEGIN'));
		$this->config['taglib_end']          =  $this->stripPreg(C('TAGLIB_END'));
		$this->config['tmpl_begin']         =  $this->stripPreg(C('TMPL_L_DELIM'));
		$this->config['tmpl_end']           =  $this->stripPreg(C('TMPL_R_DELIM'));
		$this->config['default_tmpl']       =  C('TEMPLATE_NAME');
		$this->config['layout_item']        = C('TMPL_LAYOUT_ITEM');
	}

	private function stripPreg($str) {
		return str_replace(array('{','}','(',')','|','[',']'),array('\{','\}','\(','\)','\|','\[','\]'),$str);
	}

	// 模板变量获取和设置
	public function get($name) {
		if(isset($this->tVar[$name]))
		return $this->tVar[$name];
		else
		return false;
	}

	public function set($name,$value) {
		$this->tVar[$name]= $value;
	}

	// 加载模板
	public function fetch($templateFile,$templateVar) {
		$this->tVar = $templateVar;
		$templateCacheFile  =  $this->loadTemplate($templateFile);
		// 模板阵列变量分解成为独立变量
		extract($templateVar, EXTR_OVERWRITE);
		//载入模版缓存文件
		include $templateCacheFile;
	}

	/**
	 +----------------------------------------------------------
	 * 加载主模板并缓存
	 +----------------------------------------------------------
	 * @access public
	 +----------------------------------------------------------
	 * @param string $tmplTemplateFile 模板文件
	 +----------------------------------------------------------
	 * @return string
	 +----------------------------------------------------------
	 * @throws ThinkExecption
	 +----------------------------------------------------------
	 */
	public function loadTemplate ($tmplTemplateFile) {
		$this->templateFile    =  $tmplTemplateFile;
		// 根据模版文件名定位缓存文件
		$tmplCacheFile = $this->config['cache_path'].md5($tmplTemplateFile).$this->config['cache_suffix'];
		// 读取模板文件内容
		$tmplContent = file_get_contents($tmplTemplateFile);
		// 判断是否启用布局
		if(C('LAYOUT_ON')) {
			if(false !== strpos($tmplContent,'{__NOLAYOUT__}')) { // 可以单独定义不使用布局
				$tmplContent = str_replace('{__NOLAYOUT__}','',$tmplContent);
			}else{ // 替换布局的主体内容
				$layoutFile  =  THEME_PATH.C('LAYOUT_NAME').$this->config['template_suffix'];
				$tmplContent = str_replace($this->config['layout_item'],$tmplContent,file_get_contents($layoutFile));
			}
		}
		//编译模板内容
		$tmplContent = $this->compiler($tmplContent);
		// 检测分组目录
		if(!is_dir($this->config['cache_path']))
		mk_dir($this->config['cache_path']);
		//重写Cache文件
		if( false === file_put_contents($tmplCacheFile,trim($tmplContent)))
		throw_exception(L('_CACHE_WRITE_ERROR_').':'.$tmplCacheFile);
		return $tmplCacheFile;
	}

	/**
	 +----------------------------------------------------------
	 * 编译模板文件内容
	 +----------------------------------------------------------
	 * @access protected
	 +----------------------------------------------------------
	 * @param mixed $tmplContent 模板内容
	 +----------------------------------------------------------
	 * @return string
	 +----------------------------------------------------------
	 */
	protected function compiler($tmplContent) {
		//模板解析
		$tmplContent = $this->parse($tmplContent);
		// 还原被替换的Literal标签
		$tmplContent = preg_replace('/<!--###literal(\d)###-->/eis',"\$this->restoreLiteral('\\1')",$tmplContent);
		// 添加安全代码
		$tmplContent  =  '<?php if (!defined(\'THINK_PATH\')) exit();?>'.$tmplContent;
		if(C('TMPL_STRIP_SPACE')) {
			/* 去除html空格与换行 */
			$find     = array("~>\s+<~","~>(\s+\n|\r)~");
			$replace  = array('><','>');
			$tmplContent = preg_replace($find, $replace, $tmplContent);
		}
		// 优化生成的php代码
		$tmplContent = str_replace('?><?php','',$tmplContent);
		return strip_whitespace($tmplContent);
	}

	/**
	 +----------------------------------------------------------
	 * 模板解析入口
	 * 支持普通标签和TagLib解析 支持自定义标签库
	 +----------------------------------------------------------
	 * @access public
	 +----------------------------------------------------------
	 * @param string $content 要解析的模板内容
	 +----------------------------------------------------------
	 * @return string
	 +----------------------------------------------------------
	 */
	public function parse($content) {
		// 内容为空不解析
		if(empty($content)) return '';
		$begin = $this->config['taglib_begin'];
		$end   = $this->config['taglib_end'];
		// 首先替换literal标签内容
		$content = preg_replace('/'.$begin.'literal'.$end.'(.*?)'.$begin.'\/literal'.$end.'/eis',"\$this->parseLiteral('\\1')",$content);

		// 检查include语法
		$content  = $this->parseInclude($content);
		// 检查PHP语法
		$content    =  $this->parsePhp($content);

		// 获取需要引入的标签库列表
		// 标签库只需要定义一次，允许引入多个一次
		// 一般放在文件的最前面
		// 格式：<taglib name="html,mytag..." />
		// 当TAGLIB_LOAD配置为true时才会进行检测
		if(C('TAGLIB_LOAD')) {
			$this->getIncludeTagLib($content);
			if(!empty($this->tagLib)) {
				// 对导入的TagLib进行解析
				foreach($this->tagLib as $tagLibName) {
					$this->parseTagLib($tagLibName,$content);
				}
			}
		}
		// 预先加载的标签库 无需在每个模板中使用taglib标签加载 但必须使用标签库XML前缀
		if(C('TAGLIB_PRE_LOAD')) {
			$tagLibs =  explode(',',C('TAGLIB_PRE_LOAD'));
			foreach ($tagLibs as $tag){
				$this->parseTagLib($tag,$content);
			}
		}
		// 内置标签库 无需使用taglib标签导入就可以使用 并且不需使用标签库XML前缀
		$tagLibs =  explode(',',C('TAGLIB_BUILD_IN'));
		foreach ($tagLibs as $tag){
			$this->parseTagLib($tag,$content,true);
		}
		//解析普通模板标签 {tagName}
		$content = preg_replace('/('.$this->config['tmpl_begin'].')(\S.+?)('.$this->config['tmpl_end'].')/eis',"\$this->parseTag('\\2')",$content);
		return $content;
	}

	// 检查PHP语法
	protected function parsePhp($content) {
		// PHP语法检查
		if(C('TMPL_DENY_PHP') && false !== strpos($content,'<?php')) {
			throw_exception(L('_NOT_ALLOW_PHP_'));
		}elseif(ini_get('short_open_tag')){
			// 开启短标签的情况要将<?标签用echo方式输出 否则无法正常输出xml标识
			$content = preg_replace('/(<\?(?!php|=|$))/i', '<?php echo \'\\1\'; ?>'."\n", $content );
		}
		return $content;
	}

	// 解析模板中的布局标签
	protected function parseLayout($content) {
		// 读取模板中的布局标签
		$find = preg_match('/'.$this->config['taglib_begin'].'layout\s(.+?)\s*?\/'.$this->config['taglib_end'].'/is',$content,$matches);
		if($find) {
			//替换Layout标签
			$content = str_replace($matches[0],'',$content);
			//解析Layout标签
			$layout = $matches[1];
			$xml =  '<tpl><tag '.$layout.' /></tpl>';
			$xml = simplexml_load_string($xml);
			if(!$xml)
			throw_exception(L('_XML_TAG_ERROR_'));
			$xml = (array)($xml->tag->attributes());
			$array = array_change_key_case($xml['@attributes']);
			if(!C('LAYOUT_ON') || C('LAYOUT_NAME') !=$array['name'] ) {
				// 读取布局模板
				$layoutFile  =  THEME_PATH.$array['name'].$this->config['template_suffix'];
				$replace =  isset($array['replace'])?$array['replace']:$this->config['layout_item'];
				// 替换布局的主体内容
				$content = str_replace($replace,$content,file_get_contents($layoutFile));
			}
		}
		return $content;
	}

	// 解析模板中的include标签
	protected function parseInclude($content) {
		// 解析布局
		$content    =  $this->parseLayout($content);
		// 读取模板中的布局标签
		$find = preg_match_all('/'.$this->config['taglib_begin'].'include\s(.+?)\s*?\/'.$this->config['taglib_end'].'/is',$content,$matches);
		if($find) {
			for($i=0;$i<$find;$i++) {
				$include = $matches[1][$i];
				$xml =  '<tpl><tag '.$include.' /></tpl>';
				$xml = simplexml_load_string($xml);
				if(!$xml)
				throw_exception(L('_XML_TAG_ERROR_'));
				$xml = (array)($xml->tag->attributes());
				$array = array_change_key_case($xml['@attributes']);
				$file  =  $array['file'];
				unset($array['file']);
				$content = str_replace($matches[0][$i],$this->parseIncludeItem($file,$array),$content);
			}
		}
		return $content;
	}

	/**
	 +----------------------------------------------------------
	 * 替换页面中的literal标签
	 +----------------------------------------------------------
	 * @access private
	 +----------------------------------------------------------
	 * @param string $content  模板内容
	 +----------------------------------------------------------
	 * @return string|false
	 +----------------------------------------------------------
	 */
	private function parseLiteral($content) {
		if(trim($content)=='')
		return '';
		$content = stripslashes($content);
		$i  =   count($this->literal);
		$parseStr   =   "<!--###literal{$i}###-->";
		$this->literal[$i]  = $content;
		return $parseStr;
	}

	/**
	 +----------------------------------------------------------
	 * 还原被替换的literal标签
	 +----------------------------------------------------------
	 * @access private
	 +----------------------------------------------------------
	 * @param string $tag  literal标签序号
	 +----------------------------------------------------------
	 * @return string|false
	 +----------------------------------------------------------
	 */
	private function restoreLiteral($tag) {
		// 还原literal标签
		$parseStr   =  $this->literal[$tag];
		// 销毁literal记录
		unset($this->literal[$tag]);
		return $parseStr;
	}

	/**
	 +----------------------------------------------------------
	 * 搜索模板页面中包含的TagLib库
	 * 并返回列表
	 +----------------------------------------------------------
	 * @access public
	 +----------------------------------------------------------
	 * @param string $content  模板内容
	 +----------------------------------------------------------
	 * @return string|false
	 +----------------------------------------------------------
	 */
	public function getIncludeTagLib(& $content) {
		//搜索是否有TagLib标签
		$find = preg_match('/'.$this->config['taglib_begin'].'taglib\s(.+?)(\s*?)\/'.$this->config['taglib_end'].'\W/is',$content,$matches);
		if($find) {
			//替换TagLib标签
			$content = str_replace($matches[0],'',$content);
			//解析TagLib标签
			$tagLibs = $matches[1];
			$xml =  '<tpl><tag '.$tagLibs.' /></tpl>';
			$xml = simplexml_load_string($xml);
			if(!$xml)
			throw_exception(L('_XML_TAG_ERROR_'));
			$xml = (array)($xml->tag->attributes());
			$array = array_change_key_case($xml['@attributes']);
			$this->tagLib = explode(',',$array['name']);
		}
		return;
	}

	/**
	 +----------------------------------------------------------
	 * TagLib库解析
	 +----------------------------------------------------------
	 * @access public
	 +----------------------------------------------------------
	 * @param string $tagLib 要解析的标签库
	 * @param string $content 要解析的模板内容
	 * @param boolen $hide 是否隐藏标签库前缀
	 +----------------------------------------------------------
	 * @return string
	 +----------------------------------------------------------
	 */
	public function parseTagLib($tagLib,&$content,$hide=false) {
		$begin = $this->config['taglib_begin'];
		$end   = $this->config['taglib_end'];
		$className = 'TagLib'.ucwords($tagLib);
		if(!import($className)) {
			if(is_file(EXTEND_PATH.'Driver/TagLib/'.$className.'.class.php')) {
				// 扩展标签库优先识别
				$file   = EXTEND_PATH.'Driver/TagLib/'.$className.'.class.php';
			}else{
				// 系统目录下面的标签库
				$file   = CORE_PATH.'Driver/TagLib/'.$className.'.class.php';
			}
			require_cache($file);
		}
		$tLib =  Think::instance($className);
		foreach ($tLib->getTags() as $name=>$val){
			$tags = array($name);
			if(isset($val['alias'])) {// 别名设置
				$tags = explode(',',$val['alias']);
				$tags[]  =  $name;
			}
			$level = isset($val['level'])?$val['level']:1;
			$closeTag = isset($val['close'])?$val['close']:true;
			foreach ($tags as $tag){
				$parseTag = !$hide? $tagLib.':'.$tag: $tag;// 实际要解析的标签名称
				if(!method_exists($tLib,'_'.$tag)) {
					// 别名可以无需定义解析方法
					$tag  =  $name;
				}
				$n1 = empty($val['attr'])?'(\s*?)':'\s(.*?)';
				if (!$closeTag){
					$patterns = '/'.$begin.$parseTag.$n1.'\/(\s*?)'.$end.'/eis';
					$replacement = "\$this->parseXmlTag('$tagLib','$tag','$1','')";
					$content = preg_replace($patterns, $replacement,$content);
				}else{
					$patterns = '/'.$begin.$parseTag.$n1.$end.'(.*?)'.$begin.'\/'.$parseTag.'(\s*?)'.$end.'/eis';
					$replacement = "\$this->parseXmlTag('$tagLib','$tag','$1','$2')";
					for($i=0;$i<$level;$i++) $content=preg_replace($patterns,$replacement,$content);
				}
			}
		}
	}

	/**
	 +----------------------------------------------------------
	 * 解析标签库的标签
	 * 需要调用对应的标签库文件解析类
	 +----------------------------------------------------------
	 * @access public
	 +----------------------------------------------------------
	 * @param string $tagLib  标签库名称
	 * @param string $tag  标签名
	 * @param string $attr  标签属性
	 * @param string $content  标签内容
	 +----------------------------------------------------------
	 * @return string|false
	 +----------------------------------------------------------
	 */
	public function parseXmlTag($tagLib,$tag,$attr,$content) {
		//if (MAGIC_QUOTES_GPC) {
		$attr = stripslashes($attr);
		$content = stripslashes($content);
		//}
		if(ini_get('magic_quotes_sybase'))
		$attr =  str_replace('\"','\'',$attr);
		$tLib =  Think::instance('TagLib'.ucwords(strtolower($tagLib)));
		$parse = '_'.$tag;
		$content = trim($content);
		return $tLib->$parse($attr,$content);
	}

	/**
	 +----------------------------------------------------------
	 * 模板标签解析
	 * 格式： {TagName:args [|content] }
	 +----------------------------------------------------------
	 * @access public
	 +----------------------------------------------------------
	 * @param string $tagStr 标签内容
	 +----------------------------------------------------------
	 * @return string
	 +----------------------------------------------------------
	 */
	public function parseTag($tagStr){
		//if (MAGIC_QUOTES_GPC) {
		$tagStr = stripslashes($tagStr);
		//}
		//还原非模板标签
		if(preg_match('/^[\s|\d]/is',$tagStr))
		//过滤空格和数字打头的标签
		return C('TMPL_L_DELIM') . $tagStr .C('TMPL_R_DELIM');
		$flag =  substr($tagStr,0,1);
		$name   = substr($tagStr,1);
		if('$' == $flag){ //解析模板变量 格式 {$varName}
			return $this->parseVar($name);
		}elseif('-' == $flag || '+'== $flag){ // 输出计算
			return  '<?php echo '.$flag.$name.';?>';
		}elseif(':' == $flag){ // 输出某个函数的结果
			return  '<?php echo '.$name.';?>';
		}elseif('~' == $flag){ // 执行某个函数
			return  '<?php '.$name.';?>';
		}elseif(substr($tagStr,0,2)=='//' || (substr($tagStr,0,2)=='/*' && substr($tagStr,-2)=='*/')){
			//注释标签
			return '';
		}
		// 未识别的标签直接返回
		return C('TMPL_L_DELIM') . $tagStr .C('TMPL_R_DELIM');
	}

	/**
	 +----------------------------------------------------------
	 * 模板变量解析,支持使用函数
	 * 格式： {$varname|function1|function2=arg1,arg2}
	 +----------------------------------------------------------
	 * @access public
	 +----------------------------------------------------------
	 * @param string $varStr 变量数据
	 +----------------------------------------------------------
	 * @return string
	 +----------------------------------------------------------
	 */
	public function parseVar($varStr){
		$varStr = trim($varStr);
		static $_varParseList = array();
		//如果已经解析过该变量字串，则直接返回变量值
		if(isset($_varParseList[$varStr])) return $_varParseList[$varStr];
		$parseStr ='';
		$varExists = true;
		if(!empty($varStr)){
			$varArray = explode('|',$varStr);
			//取得变量名称
			$var = array_shift($varArray);
			//非法变量过滤 不允许在变量里面使用 ->
			//TODO：还需要继续完善
			if(preg_match('/->/is',$var))
			return '';
			if('Think.' == substr($var,0,6)){
				// 所有以Think.打头的以特殊变量对待 无需模板赋值就可以输出
				$name = $this->parseThinkVar($var);
			}elseif( false !== strpos($var,'.')) {
				//支持 {$var.property}
				$vars = explode('.',$var);
				$var  =  array_shift($vars);
				switch(strtolower(C('TMPL_VAR_IDENTIFY'))) {
					case 'array': // 识别为数组
						$name = '$'.$var;
						foreach ($vars as $key=>$val)
						$name .= '["'.$val.'"]';
						break;
					case 'obj':  // 识别为对象
						$name = '$'.$var;
						foreach ($vars as $key=>$val)
						$name .= '->'.$val;
						break;
					default:  // 自动判断数组或对象 只支持二维
						$name = 'is_array($'.$var.')?$'.$var.'["'.$vars[0].'"]:$'.$var.'->'.$vars[0];
				}
			}elseif(false !==strpos($var,':')){
				//支持 {$var:property} 方式输出对象的属性
				$vars = explode(':',$var);
				$var  =  str_replace(':','->',$var);
				$name = "$".$var;
				$var  = $vars[0];
			}elseif(false !== strpos($var,'[')) {
				//支持 {$var['key']} 方式输出数组
				$name = "$".$var;
				preg_match('/(.+?)\[(.+?)\]/is',$var,$match);
				$var = $match[1];
			}else {
				$name = "$$var";
			}
			//对变量使用函数
			if(count($varArray)>0)
			$name = $this->parseVarFunction($name,$varArray);
			$parseStr = '<?php echo ('.$name.'); ?>';
		}
		$_varParseList[$varStr] = $parseStr;
		return $parseStr;
	}

	/**
	 +----------------------------------------------------------
	 * 对模板变量使用函数
	 * 格式 {$varname|function1|function2=arg1,arg2}
	 +----------------------------------------------------------
	 * @access public
	 +----------------------------------------------------------
	 * @param string $name 变量名
	 * @param array $varArray  函数列表
	 +----------------------------------------------------------
	 * @return string
	 +----------------------------------------------------------
	 */
	public function parseVarFunction($name,$varArray){
		//对变量使用函数
		$length = count($varArray);
		//取得模板禁止使用函数列表
		$template_deny_funs = explode(',',C('TMPL_DENY_FUNC_LIST'));
		for($i=0;$i<$length ;$i++ ){
			$args = explode('=',$varArray[$i],2);
			//模板函数过滤
			$fun = strtolower(trim($args[0]));
			switch($fun) {
				case 'default':  // 特殊模板函数
					$name   = '('.$name.')?('.$name.'):'.$args[1];
					break;
				default:  // 通用模板函数
					if(!in_array($fun,$template_deny_funs)){
						if(isset($args[1])){
							if(strstr($args[1],'###')){
								$args[1] = str_replace('###',$name,$args[1]);
								$name = "$fun($args[1])";
							}else{
								$name = "$fun($name,$args[1])";
							}
						}else if(!empty($args[0])){
							$name = "$fun($name)";
						}
					}
			}
		}
		return $name;
	}

	/**
	 +----------------------------------------------------------
	 * 特殊模板变量解析
	 * 格式 以 $Think. 打头的变量属于特殊模板变量
	 +----------------------------------------------------------
	 * @access public
	 +----------------------------------------------------------
	 * @param string $varStr  变量字符串
	 +----------------------------------------------------------
	 * @return string
	 +----------------------------------------------------------
	 */
	public function parseThinkVar($varStr){
		$vars = explode('.',$varStr);
		$vars[1] = strtoupper(trim($vars[1]));
		$parseStr = '';
		if(count($vars)>=3){
			$vars[2] = trim($vars[2]);
			switch($vars[1]){
				case 'SERVER':
					$parseStr = '$_SERVER[\''.strtoupper($vars[2]).'\']';break;
				case 'GET':
					$parseStr = '$_GET[\''.$vars[2].'\']';break;
				case 'POST':
					$parseStr = '$_POST[\''.$vars[2].'\']';break;
				case 'COOKIE':
					if(isset($vars[3])) {
						$parseStr = '$_COOKIE[\''.$vars[2].'\'][\''.$vars[3].'\']';
					}else{
						$parseStr = '$_COOKIE[\''.$vars[2].'\']';
					}break;
				case 'SESSION':
					if(isset($vars[3])) {
						$parseStr = '$_SESSION[\''.$vars[2].'\'][\''.$vars[3].'\']';
					}else{
						$parseStr = '$_SESSION[\''.$vars[2].'\']';
					}
					break;
				case 'ENV':
					$parseStr = '$_ENV[\''.strtoupper($vars[2]).'\']';break;
				case 'REQUEST':
					$parseStr = '$_REQUEST[\''.$vars[2].'\']';break;
				case 'CONST':
					$parseStr = strtoupper($vars[2]);break;
				case 'LANG':
					$parseStr = 'L("'.$vars[2].'")';break;
				case 'CONFIG':
					if(isset($vars[3])) {
						$vars[2] .= '.'.$vars[3];
					}
					$parseStr = 'C("'.$vars[2].'")';break;
				default:break;
			}
		}else if(count($vars)==2){
			switch($vars[1]){
				case 'NOW':
					$parseStr = "date('Y-m-d g:i a',time())";
					break;
				case 'VERSION':
					$parseStr = 'THINK_VERSION';
					break;
				case 'TEMPLATE':
					$parseStr = "'".$this->templateFile."'";//'C("TEMPLATE_NAME")';
					break;
				case 'LDELIM':
					$parseStr = 'C("TMPL_L_DELIM")';
					break;
				case 'RDELIM':
					$parseStr = 'C("TMPL_R_DELIM")';
					break;
				default:
					if(defined($vars[1]))
					$parseStr = $vars[1];
			}
		}
		return $parseStr;
	}

	/**
	 +----------------------------------------------------------
	 * 加载公共模板并缓存 和当前模板在同一路径，否则使用相对路径
	 +----------------------------------------------------------
	 * @access public
	 +----------------------------------------------------------
	 * @param string $tmplPublicName  公共模板文件名
	 * @param array $vars  要传递的变量列表
	 +----------------------------------------------------------
	 * @return string
	 +----------------------------------------------------------
	 */
	protected function parseIncludeItem($tmplPublicName,$vars=array()){
		if(substr($tmplPublicName,0,1)=='$')
		//支持加载变量文件名
		$tmplPublicName = $this->get(substr($tmplPublicName,1));

		if(false === strpos($tmplPublicName,$this->config['template_suffix'])) {
			// 解析规则为 模板主题:模块:操作 不支持 跨项目和跨分组调用
			$path   =  explode(':',$tmplPublicName);
			$action = array_pop($path);
			$module = !empty($path)?array_pop($path):MODULE_NAME;
			if(!empty($path)) {// 设置模板主题
				$path = dirname(THEME_PATH).'/'.array_pop($path).'/';
			}else{
				$path = THEME_PATH;
			}
			$depr = defined('GROUP_NAME')?C('TMPL_FILE_DEPR'):'/';
			$tmplPublicName  =  $path.$module.$depr.$action.$this->config['template_suffix'];
		}
		// 获取模板文件内容
		$parseStr = file_get_contents($tmplPublicName);
		foreach ($vars as $key=>$val) {
			$parseStr = str_replace('['.$key.']',$val,$parseStr);
		}
		//再次对包含文件进行模板分析
		return $this->parseInclude($parseStr);
	}

}